Complex Numbers - HP 39gII User Manual

Complex numbers

Complex results
To enter complex
numbers
Storing complex
numbers
20
If the Complex mode setting is checked, then the HP 39gII
can return a complex number as a result for some math
functions. A complex number appears as
example, entering
returns .
×
+
4 5 i
Enter the number in either of these forms, where x is the
real part, y is the imaginary part, and i is the imaginary
constant, :
1 –
(x, y) or
•
• x + iy.
To enter i:
press SAi
•
press b , =
•
>
to move to the right column of the menu,
select i, and
There are ten variables available for storing complex
numbers: Z0 to Z9. To store a complex number in a
variable:
Enter the complex number, press
•
variable to store the number in, and press
l o
4 5
A E
Z 0
returns i and entering (4,5)
1 –
or
or \ keys to select Constant,
.
m
. For
×
x + y i
\
to
, enter the
E
.
Getting started